Panasonic EB-GD30 Technical Manual Manual pdf 42 page image
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Panasonic EB-GD30 Technical Manual

Also see for EB-GD30: Operating instructionsService manual

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Contents
  1. Table Of Contents
  2. Purpose of this Guide
  3. Interfaces
  4. interfaces and test points
  5. sim interface
  6. Test Points
  7. keypad pcb
  8. Introduction
  9. RF & Accessory Connector
  11. Functional Description
  15. cpu memory
  16. real time clock
  18. memory interface
  21. Power-down
  22. Power Management
  23. voltage regulation
Panasonic EB-GD30 Technical Manual Manual pdf 42 page image
POWER SUPPLIESIssue 1 Section MCUK991001G8Revision 0 – 38 – Technical Guide Figure 9.1: Power supply block diagramProtectionCircuit3.8VRegTrickle ChargeCircuit10k 25CNiM H:GNDBatteryVBATVBATAccessoryInterfaceEXT PWR1V8 (VDSP)VBATEXT PWRINTERFACEASICVBATVEGAU504nRESET13MHznADP DETECTBAT TEMPBAT_ID2V82V8A2V8GEMINIU503nRESET13MHz2V8 1V8 (VDSP)VBAT 2V8 EXT_PWRPA ONADCONCHARGE_ONVSETCURRENTBAT_VOLTCHARGINGASICMCU SERIAL INTERFACEnON_HOOKnHF_ONnHF_ONnLOGIC_PWRnHF_SENSEIGNITIONnADP_SENSEON_HOOKnPOWKEYCHARGE_ONnRADIO_MUTEnPOWKEYnLVA_INTnIGNITIONnEXT_PWRSIM5Vn3VLOGIC_PWR2V82V8On/Off1V8REGVSRFVBAT2V8REGVBATVSVCXOVBAT2V8REGTCVCXOVSVCOVBAT2V8REGVSTXVBAT2V8REG3V3REGnRESET13MHzSIM_PWR5V ChargePump DC/DCVBATEXT3V33V3BackupBatteryU40310161-1U903U900U901U902U402U501Q406
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This manual is suitable for:
EB-GD30EB-GD50
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